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Finding the Third Proportional to 4,658,368 and 9,876,600

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Solution

The third proportional to 4,658,368 and 9,876,600 is: 20,940,215.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658,368 : 9,876,600 = 9,876,600 : x
  2. Step 2: Convert to fraction form
    4,658,368/9,876,600 = 9,876,600/x
  3. Step 3: Cross multiply
    4,658,368x = 9,876,600 × 9,876,600
  4. Step 4: Simplify right side
    4,658,368x = 97,547,227,560,000
  5. Step 5: Solve for x
    x = 97,547,227,560,000/4,658,368
  6. Step 6: Final answer
    x = 20,940,215.02

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.